A photo posted by Alexandra (@alexandraandresen) on Feb 23, 2016 at 1:47pm PST

The teen horse enthusiast and her older sister, who is 20, each own 42.2 percent of the private company, which their great-great-great grandfather, Johan Henrik Andresen, purchased. It would become Norway's biggest cigarette maker.

As they do in their personal lives, the sisters sound intent of doing business with grace and style.

In a statement on the Ferd website translanted from Norwegian, Alexandra wrote:

"I feel a great responsibility. In a way I think that I have not made ​​me deserving of this, while I want to help develop Ferd and make it even better. Finding a way to give something back, I think is difficult."